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Subsequent events - Legal Proceedings (Details) - defendant
May 06, 2022
Mar. 30, 2022
Officers    
Subsequent Event [Line Items]    
Number of defendants   1
Former Officer    
Subsequent Event [Line Items]    
Number of defendants   1
Subsequent Event | Officers    
Subsequent Event [Line Items]    
Number of defendants 1  
Subsequent Event | Former Officer    
Subsequent Event [Line Items]    
Number of defendants 1